<template>
    <div>
        <!-- 面包屑道行 -->
<el-breadcrumb separator-class="el-icon-arrow-right">
  <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
  <el-breadcrumb-item>商品管理</el-breadcrumb-item>
  <el-breadcrumb-item>商品列表</el-breadcrumb-item>
</el-breadcrumb>
<!-- 卡片试图区域 -->
<el-card>
    <el-row>
        <el-col :span="8">
    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
         <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
         </el-input>
        </el-col>
        <el-col :span="4">
            <el-button type="primary" class="btr" @click="goAddpage">添加商品</el-button>
        </el-col>
    </el-row>
    <!-- table表表格区 -->
    <el-table :data="goodslist" border stripe="">
        <el-table-column type="index">
        </el-table-column>
        <el-table-column label="商品名称" prop="goods_name">
        </el-table-column>
        <el-table-column label="商品价格(元)" prop="goods_price" width="120px">
        </el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="90px">
        </el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="180px">
            <template slot-scope="scope">{{scope.row.add_time|dateFormat}}</template>
        </el-table-column>
        <el-table-column label="操作" width="130px">
            <template slot-scope="scope">
                <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
            </template>
        </el-table-column>
    </el-table>
    <!-- 分页区 -->
     <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[5, 10, 15, 20]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total" background="">
    </el-pagination>
</el-card>
    </div>
</template>

<script>
export default {
    data() {
        return {
            // 查询参数对象
            queryInfo: {
                query: '',
                pagenum: 1,
                pagesize: 10
            },
            // 商品列表
            goodslist: [],
            // 总数据条数
            total: 0
        }
    },
    created() {
        this.getGoodsList()
    },
    methods: {
        // 根据分页过去对应商品列表
        async getGoodsList() {
        const { data: res } = await this.$http.get('goods', { params: this.queryInfo })
        if (res.meta.status !== 200) {
            return this.$message.error('获取商品列表失败！')
        }
        this.$message.success('获取商品列表成功！')
        this.goodslist = res.data.goods
        this.total = res.data.total
        },
        handleSizeChange(newSize) {
            this.queryInfo.pagesize = newSize
            this.getGoodsList()
        },
        handleCurrentChange(newpage) {
            this.queryInfo.pagenum = newpage
            this.getGoodsList()
        },
        async removeById(id) {
            const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
        if (confirmResult !== 'confirm') {
            return this.$message.info('已经取消删除')
        }
        const { data: res } = await this.$http.delete(`goods/${id}`)
            if (res.meta.status !== 200) {
                return this.$message.err('删除失败')
            }
            this.$message.success('删除成功')
            this.getGoodsList()
        },
        goAddpage() {
            this.$router.push('/goods/add')
        }

    }
}
</script>

<style lang="less" scoped>
.btr {
    margin: 0 15px;
}
</style>